{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology ensure the authenticity and reliability of online transactions?","a":"Decentralization:  Blockchain adopts a decentralized network architecture, with data recorded on each node of the blockchain rather than on a single central server. The decentralized feature makes it difficult to tamper with transaction information because changing the data on the blockchain requires simultaneously changing the content of all relevant nodes, which is virtually impossible in practice."}]}],"pr":"d96e9657a355d030b4be42bcc140a7cb518328016cf07b1d43b7e6ddb2764476"}